fuzz

Short definition from Wiktionary

Noun

1. 1
   A frizzy mass of hair or fibre.
2. 2
   Quality of an image that is unclear; a blurred image.
3. 3
   The random data used in fuzz testing.
4. 4
   A distorted sound, especially from an electric guitar or other amplified instrument.
5. 5
   A state of befuddlement.
6. 6
   Fuzziness, vagueness.
7. 7
   The police, or any law enforcement agency.
8. 8
   Misspelling of fuss.

Verb

1. 1
   To make fuzzy.
2. 2
   To become fuzzy.
3. 3
   To make drunk.
4. 4
   To test a software component by running it on randomly generated input.
5. 5
   To fly off in minute particles with a fizzing sound, like water from hot metal.